Tire cord yarn slitting device

Abstract

The utility model discloses a tire cord yarn slitting device which comprises a machine frame and a conveying belt arranged on the machine frame, a single-cutting mechanism and a double-cutting mechanism are arranged above the conveying belt in a crossing mode, the single-cutting mechanism and the double-cutting mechanism respectively comprise a fixed frame, a movable frame, a lifting air cylinder and a lifting sliding rail, the movable frame of the single-cutting mechanism is connected with a first cutter in a rotating mode, and the movable frame of the double-cutting mechanism is connected with a second cutter in a rotating mode. A first motor is connected to the first cutter, two translation frames and a width adjusting assembly used for symmetrically adjusting the positions of the two translation frames are arranged on a movable frame of the double-cutting mechanism, a second cutter is rotationally connected to each translation frame, a second motor is connected to the second cutter, and the first cutter is located over the middle of the conveying belt. The two second cutters are symmetrically distributed on the two sides of the first cutter. By means of lifting control over the single cutting mechanism and the double cutting mechanism and position adjustment of the second cutter, curtain yarn can be equally divided into three parts or four parts, production requirements are effectively met, and production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to tire production technical field, concretely relates to a tire cord fabric slitting device. BACKGROUND

[0002] The cord fabric is by multilayered dipped cord fabric rubber adhesion and becomes, plays the role of reinforcing tire overall strength and stabilizing the outer tire. In the tire production process, need to carry out slitting processing to the cord fabric, to satisfy the demand of different specifications and models products to the cord fabric width. In the prior art, the cord fabric slitting device often can only realize equal one divides into two, and one divides into four needs to carry out twice slitting, and for equal one divides into three cannot be realized, difficult to satisfy the current production demand. Therefore, the present urgently needs to propose a kind of tire cord fabric slitting device to solve the technical problem. SUMMARY

[0003] The utility model provides a kind of tire cord fabric slitting device according to the deficiency in the background art, can be equal one divides into three or one divides into four to the cord fabric according to actual needs, effectively satisfy production demand, improve production efficiency.

[0004] To achieve the above object, the utility model technical solution is as follows:

[0005] A kind of tire cord fabric slitting device, characterized in that: including rack, conveying belt on rack, single cutting mechanism and double cutting mechanism are transversely arranged above the conveying belt, the single cutting mechanism, double cutting mechanism all include fixed frame, movable frame, lifting cylinder and lifting slide rail, the lifting cylinder is located on fixed frame and is connected movable frame, the movable frame is slidably connected with the lifting slide rail on fixed frame, the movable frame of single cutting mechanism is rotatably connected with first cutter, the first cutter is connected with first motor, the movable frame of double cutting mechanism is equipped with two translation frames and width adjustment assembly for symmetrically adjusting the position of two translation frames, each translation frame is rotatably connected with second cutter, the second cutter is connected with second motor, the first cutter is located directly above the middle part of conveying belt, and two second cutters are symmetrically distributed on the two sides of first cutter.

[0006] Preferably, the width adjustment assembly includes a third motor, a lead screw, and a translation slide rail, the lead screw is rotatably connected to the movable frame of the double cutting mechanism and connected to the third motor, the two translation frames are symmetrically threadedly connected to the two ends of the lead screw and slidably connected to the translation slide rail provided on the movable frame of the double cutting mechanism, and the thread directions of the two ends of the lead screw are opposite.

[0007] Preferably, the movable frame of the double cutting mechanism is provided with a scale along the length direction of the lead screw, and each translation frame is provided with a pointer, the pointer cooperates with the scale.

[0008] Preferably, the number of the double cutting mechanisms is two or more.

[0009] Preferably, two curtain fabric pressing mechanisms are symmetrically arranged at two ends of the conveying belt, each of the curtain fabric pressing mechanisms comprises a supporting frame, a pressing cylinder, a swing frame and a pressing roller, the supporting frame is arranged on the frame, one end of the swing frame is hinged to the supporting frame, the other end of the swing frame is rotatably connected with the pressing roller, and the pressing cylinder is arranged between the swing frame and the supporting frame.

[0010] Preferably, a curtain fabric winding mechanism is arranged at the output end of the conveying belt, the curtain fabric winding mechanism comprises a winding frame, a winding roller, a lining roller and a winding motor, the winding roller and the lining roller are rotatably connected to the winding frame, the winding roller and the lining roller are arranged in parallel, and one end of the winding roller is connected to the winding motor.

[0011] Preferably, the winding roller and the lining roller each comprise a roller shaft, two positioning sleeves and at least two roller barrels, the at least two roller barrels are sequentially sleeved on the roller shaft, the two positioning sleeves are symmetrically arranged at two ends of the roller shaft and clamp the at least two roller barrels, and each of the positioning sleeves is connected to the roller shaft by bolt assembly.

[0012] Preferably, a plurality of positioning holes are uniformly and spacedly arranged on the roller shaft, and each of the positioning sleeves is connected to any one of the positioning holes by bolt assembly.

[0013] Preferably, a coupling is rotatably connected to each side of the winding frame, a square slot is arranged on each of the couplings, a square block is arranged at each end of the roller shaft, each of the square blocks is connected to the square slot in a matched mode and is locked and fixed by bolts.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows:

[0015] (1) The utility model discloses a single cutting mechanism, double cutting mechanism's lifting control and second cutter position adjustment can realize the curtain fabric to be divided into three or four, or more quantity cutting, and the application range is wide, and the practicality is strong, effectively satisfies the production demand, improves production efficiency.

[0016] (2) The winding roller and the lining roller can be freely disassembled and replaced, the number of the roller barrels on the winding roller and the lining roller can be matched with the number of the curtain fabric cutting, each part of the curtain fabric after cutting is wound separately, and the operation is simple and convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0017] Other features, objects and advantages of the utility model will become more apparent through reading the following detailed description of the non-restrictive embodiments with reference to the accompanying drawings.

[0018] Figure 1 It is a structural schematic view of the utility model;

[0019] Figure 2 It is single cutting mechanism structure schematic view of the utility model;

[0020] Figure 3 It is double cutting mechanism structure schematic view of the utility model;

[0021] Figure 4 It is curtain yarn winding mechanism structure schematic view of the utility model;

[0022] Figure 5 It is the utility model Figure 4 It is the enlarged structure schematic view of A place in the middle;

[0023] Figure 6 It is the roller shaft and positioning sleeve connection section view structure schematic view of the utility model;

[0024] In the figure: 1, frame, 2, conveying belt, 3, fixed frame, 4, movable frame, 5, lifting cylinder, 6, lifting slide rail, 7, first cutter, 8, first motor, 9, translation frame, 10, second cutter, 11, second motor, 12, third motor, 13, lead screw, 14, translation slide rail, 15, scale line, 16, pointer, 17, support frame, 18, compression cylinder, 19, swing frame, 20, compression roller, 21, winding frame, 22, winding roller, 23, cloth roller, 24, winding motor, 25, roller shaft, 26, positioning sleeve, 27, roller, 28, positioning hole, 29, coupling, 30, bolt, 31, curtain yarn. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0026] In the description of the utility model, it should be understood that the terms "middle", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0027] In the utility model, unless another definite provision and limitation, the terms "arrange", "install", "connect", "connect", "fix" and so on should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, can be mechanical connection, can be direct connection, also can be indirectly connected through the intermediate medium. For ordinary skilled in the art, the above terms can be understood according to the specific meaning in the utility model.

[0028] As Figure 1 Shown, a tire curtain yarn slitting device, including frame 1, set on the frame conveyor belt 2, the frame is provided with motor (not shown in the figure) for driving the conveyor belt to carry out conveying work, the conveyor belt top across the single cutting mechanism and double cutting mechanism are provided with, combined Figure 2 And Figure 3 Shown, single cutting mechanism, double cutting mechanism all include fixed frame 3, movable frame 4, lifting cylinder 5 and lifting slide 6, fixed frame is detachably connected with the frame by bolt 30, lifting cylinder is arranged on the fixed frame and is connected with movable frame, movable frame is slidably connected with lifting slide arranged on the fixed frame, the lifting movement of movable frame can be driven by lifting cylinder, the height of cutter on movable frame is adjusted, the first cutter 7 is rotatably connected on the movable frame of single cutting mechanism, the first motor 8 is connected on the first cutter, the first motor drives the first cutter to rotate, can be equal to curtain yarn is cut into two, the movable frame of double cutting mechanism is provided with two translation frames 9 and width adjustment assembly for symmetrically adjusting the position of two translation frames, the second cutter 10 is rotatably connected on each translation frame, the second motor 11 is connected on the second cutter, the first cutter is located directly above the middle part of the conveyor belt, two second cutters are symmetrically distributed on the two sides of the first cutter, the second motor drives the second cutter to rotate. Width adjustment assembly includes third motor 12, lead screw 13 and translation slide 14, the lead screw is rotatably connected on the movable frame of double cutting mechanism and is connected with the third motor, two translation frames are symmetrically screw-connected on the both ends of the lead screw and are slidably connected with the translation slide arranged on the movable frame of double cutting mechanism, the thread direction of the both ends of the lead screw is opposite, the third motor rotates forward, can drive two translation frames to move to the both ends of the lead screw simultaneously;Conversely, two translation frames move to the middle part of the lead screw simultaneously, thereby effectively adjusting the distance between the second cutters on two translation frames to meet the width requirement of cutting. The movable frame of double cutting mechanism is provided with scale line 15 along the length direction of the lead screw, the pointer 16 is arranged on each translation frame, the pointer cooperates with the scale line, which facilitates accurate adjustment of the position of the second cutter and improves the accuracy.

[0029] The number of the double cutting mechanisms can be freely increased or decreased according to the width of the curtain yarn to be cut, the number of the double cutting mechanisms is two or more than two, in the embodiment, the number of the double cutting mechanisms is one, when only the single cutting mechanism cuts the curtain yarn, equal cutting of one into two can be realized, when only the double cutting mechanism cuts the curtain yarn, equal cutting of one into three can be realized, when the single cutting mechanism and the double cutting mechanism cut the curtain yarn at the same time, equal cutting of one into four can be realized.

[0030] As shown in Figure 1 two curtain yarn pressing mechanisms are symmetrically arranged at the two ends of the conveying belt, each curtain yarn pressing mechanism comprises a supporting frame 17, a pressing cylinder 18, a swing frame 19 and a pressing roller 20, the supporting frame is arranged on the rack, one end of the swing frame is hinged to the supporting frame, and the other end is rotatably connected with the pressing roller, a pressing cylinder is arranged between the swing frame and the supporting frame, the pressing degree of the pressing roller on the curtain yarn can be adjusted by the contraction of the pressing cylinder, and the stability of the curtain yarn cutting is ensured.

[0031] As shown in Figure 1 and Figure 4 a curtain yarn winding mechanism is arranged at the output end of the conveying belt, the curtain yarn winding mechanism comprises a winding frame 21, a winding roller 22, a lining roller 23 and a winding motor 24, the winding roller and the lining roller are rotatably connected on the winding frame, the winding roller and the lining roller are arranged in parallel, one end of the winding roller is connected with the winding motor, and the lining roller is located above the winding roller and is used for unwinding the lining cloth and winding between the adjacent two curtain yarns to avoid adhesion between the curtain yarns. Figure 5 and Figure 6 As shown in Figure 5 and Figure 6 the winding roller and the lining roller each comprise a roller shaft 25, two positioning sleeves 26 and at least two roller barrels 27, the at least two roller barrels are sequentially sleeved on the roller shaft, the two positioning sleeves are symmetrically distributed at the two ends of the roller shaft and clamp the at least two roller barrels, each positioning sleeve is connected with the roller shaft by bolt assembly, the number of the roller barrels is consistent with the number of the curtain yarn cutting, each roller barrel winds the single curtain yarn after cutting, a plurality of positioning holes 28 are uniformly and spacedly arranged on the roller shaft, the positioning sleeve is connected with any one of the positioning holes by bolt assembly, and the fixing position of the positioning sleeve can be adjusted according to actual needs. The winding frame is rotatably connected with a shaft coupling 29 on each side, a square groove is arranged on each shaft coupling, square blocks 31 are arranged at the two ends of the roller shaft, each square block is connected with the square groove 32 in a matched mode and is locked and fixed by the bolt 30, the winding roller and the lining roller can be conveniently disassembled and assembled with the winding frame, are convenient to use, and have high practicability.

[0032] The working principle of the utility model is as follows:

[0033] As shown in Figures 1 to 6 the utility model utilizes the conveying belt 2 and the winding motor 24 to provide power for the curtain yarn 31 and the lining roller 23. The cutting number of the curtain yarn can be freely adjusted according to actual needs, and the specific conditions include the following cases:

[0034] (1) curtain fabric is equal to one divided into two cutting: single cutting mechanism of lifting cylinder 6 drive first cutting knife 7 downward movement and contact with the curtain fabric cutting, and double cutting mechanism of lifting cylinder 6 drive second cutting knife 10 upward movement and separated from the curtain fabric;

[0035] (2) curtain fabric is equal to one divided into three cutting: single cutting mechanism of lifting cylinder 6 drive first cutting knife 7 upward movement and separated from the curtain fabric, and double cutting mechanism of lifting cylinder 6 drive second cutting knife 10 downward movement and contact with the curtain fabric cutting;

[0036] (3) curtain fabric is one divided into four cutting: single cutting mechanism of lifting cylinder 6 drive first cutting knife 7 upward movement and contact with the curtain fabric cutting, at the same time, double cutting mechanism of lifting cylinder 6 drive second cutting knife 10 downward movement and contact with the curtain fabric cutting, by adjusting the distance between the two translation frame 9, to control the width of the cutting curtain fabric (can be four equal parts, also can be two two equal four);

[0037] (4) curtain fabric cutting is more than four: can increase the number of double cutting mechanism according to the need, and adjust the position of the corresponding cutting knife can.

[0038] The above shows and describes the basic principle and main features of the present application and the advantages of the present application, for those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application.

Claims

1. A tire cord yarn slitting device, characterized in that: The device includes a frame and a conveyor belt mounted on the frame. A single cutting mechanism and a double cutting mechanism are mounted across the conveyor belt. Each single and double cutting mechanism includes a fixed frame, a movable frame, a lifting cylinder, and a lifting slide rail. The lifting cylinder is mounted on the fixed frame and connected to the movable frame. The movable frame is slidably connected to the lifting slide rail mounted on the fixed frame. A first cutter is rotatably connected to the movable frame of the single cutting mechanism, and a first motor is connected to the first cutter. The movable frame of the double cutting mechanism has two translation frames and a width adjustment component for symmetrically adjusting the positions of the two translation frames. A second cutter is rotatably connected to each translation frame, and a second motor is connected to the second cutter. The first cutter is located directly above the middle of the conveyor belt, and the two second cutters are symmetrically distributed on both sides of the first cutter.

2. The tire cord yarn slitting device as described in claim 1, characterized in that: The width adjustment assembly includes a third motor, a lead screw, and a translation slide rail. The lead screw is rotatably connected to the movable frame of the double cutting mechanism and connected to the third motor. The two translation frames are symmetrically threaded to both ends of the lead screw and are slidably connected to the translation slide rail provided on the movable frame of the double cutting mechanism. The thread directions at both ends of the lead screw are opposite.

3. The tire cord yarn slitting device as described in claim 1, characterized in that: The movable frame of the dual cutting mechanism is provided with scale lines along the length of the lead screw, and each of the translation frames is provided with a pointer, which cooperates with the scale lines.

4. The tire cord yarn slitting device as described in claim 1, characterized in that: The number of dual cutting mechanisms is two or more.

5. The tire cord yarn slitting device as described in claim 1, characterized in that: Two cord pressing mechanisms are symmetrically arranged at both ends of the conveyor belt. Each cord pressing mechanism includes a support frame, a pressing cylinder, a swing frame and a pressure roller. The support frame is mounted on the machine frame. One end of the swing frame is hinged to the support frame, and the other end is rotatably connected to the pressure roller. A pressing cylinder is provided between the swing frame and the support frame.

6. The tire cord yarn slitting device as described in claim 1, characterized in that: The output end of the conveyor belt is provided with a curtain yarn winding mechanism. The curtain yarn winding mechanism includes a winding frame, a winding roller, a lining roller, and a winding motor. The winding roller and the lining roller are rotatably connected to the winding frame. The winding roller and the lining roller are arranged in parallel, and one end of the winding roller is connected to the winding motor.

7. A tire cord yarn slitting device as described in claim 6, characterized in that: The take-up roller and the lining roller each include a roller shaft, two positioning sleeves and at least two rollers. At least two of the rollers are sequentially sleeved on the roller shaft. The two positioning sleeves are symmetrically distributed at both ends of the roller shaft and clamp the at least two rollers. Each positioning sleeve is bolted to the roller shaft.

8. The tire cord yarn slitting device as described in claim 7, characterized in that: The roller shaft is provided with multiple positioning holes at even intervals, and the positioning sleeve is connected to any one of the positioning holes by bolt assembly.

9. A tire cord yarn slitting device as described in claim 7, characterized in that: The winding frame is rotatably connected to two sides, each of which has a square groove. The roller shaft has square blocks at both ends, and each square block is connected to the square groove and locked in place by bolts.

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